Finding the Fourth Proportional to 710,462.42, 1,065,694.31 and 198,107.09
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Solution
The fourth proportional to 710,462.42, 1,065,694.31 and 198,107.09 is: 297,160.82
Step by Step Solution
- Step 1: Write the proportion equation
710,462.42 : 1,065,694.31 = 198,107.09 : x - Step 2: Convert to fraction form
710,462.42/1,065,694.31 = 198,107.09/x - Step 3: Cross multiply
710,462.42x = 1,065,694.31 × 198,107.09 - Step 4: Simplify right side
710,462.42x = 211,121,598,583.66 - Step 5: Solve for x
x = 211,121,598,583.66/710,462.42 - Step 6: Final answer
x = 297,160.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.